I could diagnose you could diagnose she could diagnose we could diagnose you could diagnose they could diagnose
Forma com V-ing
I could be diagnosing you could be diagnosing she could be diagnosing we could be diagnosing you could be diagnosing they could be diagnosing
Perfeito
I could have diagnosed you could have diagnosed she could have diagnosed we could have diagnosed you could have diagnosed they could have diagnosed
Perfeito com V-ing
I could have been diagnosing you could have been diagnosing she could have been diagnosing we could have been diagnosing you could have been diagnosing they could have been diagnosing
Negação
Forma simple
I could not diagnose you could not diagnose she could not diagnose we could not diagnose you could not diagnose they could not diagnose
Forma com V-ing
I could not be diagnosing you could not be diagnosing she could not be diagnosing we could not be diagnosing you could not be diagnosing they could not be diagnosing
Perfeito
I could not have diagnosed you could not have diagnosed she could not have diagnosed we could not have diagnosed you could not have diagnosed they could not have diagnosed
Perfeito com V-ing
I could not have been diagnosing you could not have been diagnosing she could not have been diagnosing we could not have been diagnosing you could not have been diagnosing they could not have been diagnosing
Forma interrogativa
Forma simple
could I diagnose? could you diagnose? could she diagnose? could we diagnose? could you diagnose? could they diagnose?
Forma com V-ing
could I be diagnosing? could you be diagnosing? could she be diagnosing? could we be diagnosing? could you be diagnosing? could they be diagnosing?
Perfeito
could I have diagnosed? could you have diagnosed? could she have diagnosed? could we have diagnosed? could you have diagnosed? could they have diagnosed?
Perfeito com V-ing
could I have been diagnosing? could you have been diagnosing? could she have been diagnosing? could we have been diagnosing? could you have been diagnosing? could they have been diagnosing?
Forma interro-Negação
Forma simple
could I not diagnose? could you not diagnose? could she not diagnose? could we not diagnose? could you not diagnose? could they not diagnose?
Forma com V-ing
could I not be diagnosing? could you not be diagnosing? could she not be diagnosing? could we not be diagnosing? could you not be diagnosing? could they not be diagnosing?
Perfeito
could I not have diagnosed? could you not have diagnosed? could she not have diagnosed? could we not have diagnosed? could you not have diagnosed? could they not have diagnosed?
Perfeito com V-ing
could I not have been diagnosing? could you not have been diagnosing? could she not have been diagnosing? could we not have been diagnosing? could you not have been diagnosing? could they not have been diagnosing?